#include <stdio.h>
//関数のプロトタイプ宣言
//ここ↓を埋めてね1
int max(int x, int y);
//main関数
int main(void) {
int a,b,c,d;
//ここ↓を埋めてね2
a=1;
b=5;
b=3;
d=4;
int max_value=max(max(a,b),max(c,d));
printf("最大の値は、%d\n",max_value
);
return 0;
}
//max関数の定義
int max(int x, int y){
//ここ↓を埋めてね3
return(x>y)?x:y;
}
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